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Gastroenterology and Hepatology

Meet Our Teams

Faculty

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Reza Shaker, MD

Sr Associate Dean, Ctr Director, Chief, Professor

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Helmut Ammon, MD

Professor

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Poonam Beniwal-Patel, MD

Assistant Professor

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William L. Berger, MD

Associate Professor

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John T. Bjork, MD

Assistant Professor

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Jose Franco, MD

Associate Dean, Professor

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Aiman Ghufran, MD

Assistant Professor

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G. Kenneth Johnson, MD

Assistant Professor

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Abdul Haq Khan, MD

Associate Professor

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Raman Khanna, MD

Assistant Professor

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Srivats Madhavan, MD

Assistant Professor

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Ling Mei, MD

Assistant Professor of Medicine

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Amir Patel, MD

Assistant Professor

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Patrick Sanvanson, MD

Assistant Professor of Medicine

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Achuthan Sourianarayanane, MD, MRCP

Assistant Professor

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Daniel J. Stein, MD

Associate Professor

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Andres Yarur, MD

Assistant Professor of Medicine

Research Faculty

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Banani Banerjee, PhD

Associate Professor

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Bidyut K. Medda, PhD

Associate Professor

Physician Assistants & Nurse Practitioners

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Kari L Best, PA-C, MS, RD

Physician Assistant

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Kenneth Christensen, PA-C

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Andrea Fetherston, APNP, MSN

Nurse Practitioner

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Casey J. Fisher, BSN, MSN, APNP

Nurse Practitioner

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Caroline A. Fox, MPAS, PA-C, BS

Physician Assistant

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Jennifer Fryda, APNP

Nurse Practitioner

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Kristin M. Granlund, MPAS, PA-C, BS

Physician Assistant

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Whitney Hill, PA-C

Nurse Practitioner

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Katie Johnson, PA-C

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Pamela Papenfus, APNP

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Ana Vidic, APNP